Postsacral
[医] 骶骨后的, 骶骨下的
🗣️ 情景例句
Thank you.
谢谢 。
By falling we learn to go safely.
吃一堑，长一智。
I've been here for about two years. I've been here since 1993.
我到这儿大约有两年时间了。我自1993年就到这儿学习。